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<button data-control> Install</button>
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<button data-control> Docker Engine</button>
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<a data-link href="/docker/installation/mac/" class=""> Installation on Mac OS X</a>
<a data-link href="/docker/installation/windows/" class=""> Installation on Windows</a>
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<button data-control> Linux</button>
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<a data-link href="/docker/installation/archlinux/" class=""> Installation on Arch Linux</a>
<a data-link href="/docker/installation/cruxlinux/" class=""> Installation on CRUX Linux</a>
<a data-link href="/docker/installation/centos/" class=""> Installation on CentOS</a>
<a data-link href="/docker/installation/debian/" class=""> Installation on Debian</a>
<a data-link href="/docker/installation/fedora/" class=""> Installation on Fedora</a>
<a data-link href="/docker/installation/frugalware/" class=""> Installation on FrugalWare</a>
<a data-link href="/docker/installation/gentoolinux/" class=""> Installation on Gentoo</a>
<a data-link href="/docker/installation/oracle/" class=""> Installation on Oracle Linux</a>
<a data-link href="/docker/installation/rhel/" class=""> Installation on Red Hat Enterprise Linux</a>
<a data-link href="/docker/installation/ubuntulinux/" class=""> Installation on Ubuntu </a>
<a data-link href="/docker/installation/SUSE/" class=""> Installation on openSUSE and SUSE Linux Enterprise</a>
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<a data-link href="/docker/installation/amazon/" class=""> Amazon EC2 Installation</a>
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<a data-link href="/docker/installation/google/" class=""> Installation on Google Cloud Platform</a>
<a data-link href="/docker/installation/softlayer/" class=""> Installation on IBM SoftLayer </a>
<a data-link href="/docker/installation/azure/" class=""> Installation on Microsoft Azure platform</a>
<a data-link href="/docker/installation/rackspace/" class=""> Installation on Rackspace Cloud</a>
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<a data-link href="/docker/installation/binaries/" class=""> Installation from binaries</a>
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<a data-link href="/kitematic/" class=""> Kitematic</a>
<a data-link href="/machine/install-machine/" class=""> Docker Machine</a>
<a data-link href="/compose/install/" class=""> Docker Compose</a>
<a data-link href="/swarm/install-w-machine/" class=""> Docker Swarm</a>
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<button data-control> Docker Fundamentals</button>
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<a data-link href="/docker/userguide/" class=""> The Docker user guide</a>
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<button data-control> Work with Docker Images</button>
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<a data-link href="/articles/dockerfile_best-practices/" class=""> Best practices for writing Dockerfiles</a>
<a data-link href="/articles/baseimages/" class=""> Create a base image</a>
<a data-link href="/docker/userguide/dockerimages/" class=""> Get started with images</a>
<a data-link href="/docker/userguide/dockerrepos/" class=""> Get started with Docker Hub</a>
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<button data-control> Work with Docker Containers</button>
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<a data-link href="/articles/basics/" class=""> Get started with containers</a>
<a data-link href="/docker/userguide/usingdocker/" class=""> Working with containers</a>
<a data-link href="/docker/userguide/dockervolumes/" class=""> Managing data in containers</a>
<a data-link href="/docker/userguide/dockerlinks/" class=""> Linking containers together</a>
<a data-link href="/articles/host_integration/" class=""> Automatically start containers</a>
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<button data-control> Docker on Windows &amp; OSX</button>
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<a data-link href="/articles/dsc/" class=""> PowerShell DSC Usage</a>
<a data-link href="/articles/b2d_volume_resize/" class=""> Resizing a Boot2Docker volume </a>
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<article data-accordion>
<button data-control> Use the Kitematic GUI</button>
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<a data-link href="/kitematic/userguide/" class=""> Kitematic User Guide: Intro &amp; Overview</a>
<a data-link href="/kitematic/nginx-web-server/" class=""> Set up an Nginx web server</a>
<a data-link href="/kitematic/minecraft-server/" class=""> Set up a Minecraft Server</a>
<a data-link href="/kitematic/rethinkdb-dev-database/" class=""> Creating a Local RethinkDB Database for Development</a>
<a data-link href="/kitematic/faq/" class=""> Frequently Asked Questions</a>
<a data-link href="/kitematic/known-issues/" class=""> Known Issues</a>
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<article data-accordion>
<button data-control> Use Docker</button>
<div data-content>
<a data-link href="/docker/misc/" class=""> About Docker</a>
<a data-link href="/docker/userguide/labels-custom-metadata/" class=""> Apply custom metadata</a>
<a data-link href="/docker/introduction/understanding-docker/" class=""> Understand the architecture</a>
<article data-accordion>
<button data-control> Provision &amp; set up Docker hosts</button>
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<a data-link href="/machine/" class=""> Overview of Docker Machine</a>
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<article data-accordion>
<button data-control> Create multi-container applications</button>
<div data-content>
<a data-link href="/compose/" class=""> Overview of Docker Compose</a>
<a data-link href="/compose/production/" class=""> Using Compose in production</a>
<a data-link href="/compose/extends/" class=""> Extending services in Compose</a>
<a data-link href="/compose/completion/" class=""> Command Completion</a>
<a data-link href="/compose/django/" class=""> Quickstart Guide: Compose and Django</a>
<a data-link href="/compose/rails/" class=""> Quickstart Guide: Compose and Rails</a>
<a data-link href="/compose/wordpress/" class=""> Quickstart Guide: Compose and Wordpress</a>
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<article data-accordion>
<button data-control> Cluster Docker containers</button>
<div data-content>
<a data-link href="/swarm/" class=""> Docker Swarm</a>
<a data-link href="/swarm/install-manual/" class=""> Create a swarm for development</a>
<a data-link href="/swarm/discovery/" class=""> Docker Swarm discovery</a>
<a data-link href="/swarm/scheduler/filter/" class=""> Docker Swarm filters</a>
<a data-link href="/swarm/scheduler/strategy/" class=""> Docker Swarm strategies</a>
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<article data-accordion>
<button data-control> Adminstrate Docker</button>
<div data-content>
<a data-link href="/articles/networking/" class=""> Network configuration</a>
<a data-link href="/articles/security/" class=""> Docker security</a>
<a data-link href="/articles/configuring/" class=""> Configuring and running Docker</a>
<a data-link href="/articles/runmetrics/" class=""> Runtime metrics</a>
<a data-link href="/articles/https/" class=""> Protect the Docker daemon socket</a>
<a data-link href="/articles/ambassador_pattern_linking/" class=""> Link via an ambassador container</a>
<a data-link href="/articles/systemd/" class=""> Control and configure Docker with systemd</a>
<article data-accordion>
<button data-control> Applications and Services</button>
<div data-content>
<a data-link href="/docker/examples/running_riak_service/" class=""> Dockerizing a Riak service</a>
<a data-link href="/docker/examples/running_ssh_service/" class=""> Dockerizing an SSH service</a>
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<article data-accordion>
<button data-control> Integrate with Third-party Tools</button>
<div data-content>
<a data-link href="/articles/cfengine_process_management/" class=""> Process management with CFEngine</a>
<a data-link href="/articles/chef/" class=""> Using Chef</a>
<a data-link href="/articles/puppet/" class=""> Using Puppet</a>
<a data-link href="/articles/using_supervisord/" class=""> Using Supervisor with Docker</a>
</div>
</article>
</div>
</article>
<article data-accordion>
<button data-control> Applied Docker</button>
<div data-content>
<a data-link href="/docker/examples/mongodb/" class=""> Dockerizing MongoDB</a>
<a data-link href="/docker/examples/postgresql_service/" class=""> Dockerizing PostgreSQL</a>
<a data-link href="/docker/examples/couchdb_data_volumes/" class=""> Dockerizing a CouchDB service</a>
<a data-link href="/docker/examples/nodejs_web_app/" class=""> Dockerizing a Node.js web app</a>
<a data-link href="/docker/examples/running_redis_service/" class=""> Dockerizing a Redis service</a>
<a data-link href="/docker/examples/apt-cacher-ng/" class=""> Dockerizing an apt-cacher-ng service</a>
<a data-link href="/docker/userguide/dockerizing/" class=""> Dockerizing applications: A &#39;Hello world&#39;</a>
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</article>
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</article>
</section>
<section data-accordion>
<article data-accordion>
<button data-control> Manage image repositories</button>
<div data-content>
<article data-accordion>
<button data-control> The Public Hub</button>
<div data-content>
<a data-link href="/docker/docker-hub/userguide/" class=""> Docker Hub user guide</a>
<a data-link href="/docker/docker-hub/" class=""> The Docker Hub</a>
<a data-link href="/docker/docker-hub/accounts/" class=""> Accounts on Docker Hub</a>
<a data-link href="/docker/userguide/dockerhub/" class=""> Getting started with Docker Hub</a>
<a data-link href="/docker/docker-hub/repos/" class=""> Your Repositories on Docker Hub</a>
<a data-link href="/docker/docker-hub/builds/" class=""> Automated Builds on Docker Hub</a>
<a data-link href="/docker/docker-hub/official_repos/" class=""> Official Repositories on Docker Hub</a>
</div>
</article>
<article data-accordion>
<button data-control> Docker Trusted Registry</button>
<div data-content>
<a data-link href="/docker-trusted-registry/" class=""> Overview</a>
<a data-link href="/docker-trusted-registry/quick-start/" class=""> Quick-start: Basic Workflow</a>
<a data-link href="/docker-trusted-registry/userguide/" class=""> User guide</a>
<a data-link href="/docker-trusted-registry/adminguide/" class=""> Admin guide</a>
<a data-link href="/docker-trusted-registry/install/" class=""> Installation</a>
<a data-link href="/docker-trusted-registry/configuration/" class=""> Configuration options</a>
<a data-link href="/docker-trusted-registry/support/" class=""> Support</a>
<a data-link href="/docker-trusted-registry/release-notes/" class=""> Release notes</a>
<a data-link href="/docker-trusted-registry/prior-release-notes/" class=""> Prior release notes archive</a>
</div>
</article>
<article data-accordion>
<button data-control> Docker Registry</button>
<div data-content>
<a data-link href="/registry/" class=""> Docker Registry 2.0</a>
<a data-link href="/registry/introduction/" class=""> Understanding the Registry</a>
<a data-link href="/registry/deploying/" class=""> Deploying a registry server</a>
<a data-link href="/registry/configuration/" class=""> Configure a Registry</a>
<a data-link href="/registry/notifications/" class=""> Work with Notifications</a>
<a data-link href="/registry/authentication/" class=""> Authentication for the Registry</a>
<a data-link href="/registry/help/" class=""> Getting help</a>
</div>
</article>
<a data-link href="/articles/certificates/" class=""> Using certificates for repository client verification</a>
<a data-link href="/articles/registry_mirror/" class=""> Run a local registry mirror</a>
</div>
</article>
</section>
<section data-accordion>
<article data-accordion>
<button data-control> Command and API references</button>
<div data-content>
<article data-accordion>
<button data-control> Command line reference</button>
<div data-content>
<a data-link href="/docker/reference/commandline/cli/" class=""> Using the command line</a>
<a data-link href="/docker/reference/commandline/daemon/" class=""> daemon</a>
<a data-link href="/docker/reference/commandline/attach/" class=""> attach</a>
<a data-link href="/docker/reference/commandline/build/" class=""> build</a>
<a data-link href="/docker/reference/commandline/commit/" class=""> commit</a>
<a data-link href="/docker/reference/commandline/cp/" class=""> cp</a>
<a data-link href="/docker/reference/commandline/create/" class=""> create</a>
<a data-link href="/docker/reference/commandline/diff/" class=""> diff</a>
<a data-link href="/docker/reference/commandline/events/" class=""> events</a>
<a data-link href="/docker/reference/commandline/exec/" class=""> exec</a>
<a data-link href="/docker/reference/commandline/export/" class=""> export</a>
<a data-link href="/docker/reference/commandline/history/" class=""> history</a>
<a data-link href="/docker/reference/commandline/images/" class=""> images</a>
<a data-link href="/docker/reference/commandline/import/" class=""> import</a>
<a data-link href="/docker/reference/commandline/info/" class=""> info</a>
<a data-link href="/docker/reference/commandline/inspect/" class=""> inspect</a>
<a data-link href="/docker/reference/commandline/kill/" class=""> kill</a>
<a data-link href="/docker/reference/commandline/load/" class=""> load</a>
<a data-link href="/docker/reference/commandline/login/" class=""> login</a>
<a data-link href="/docker/reference/commandline/logout/" class=""> logout</a>
<a data-link href="/docker/reference/commandline/logs/" class=""> logs</a>
<a data-link href="/docker/reference/commandline/pause/" class=""> pause</a>
<a data-link href="/docker/reference/commandline/port/" class=""> port</a>
<a data-link href="/docker/reference/commandline/ps/" class=""> ps</a>
<a data-link href="/docker/reference/commandline/pull/" class=""> pull</a>
<a data-link href="/docker/reference/commandline/push/" class=""> push</a>
<a data-link href="/docker/reference/commandline/rename/" class=""> rename</a>
<a data-link href="/docker/reference/commandline/restart/" class=""> restart</a>
<a data-link href="/docker/reference/commandline/rm/" class=""> rm</a>
<a data-link href="/docker/reference/commandline/rmi/" class=""> rmi</a>
<a data-link href="/docker/reference/commandline/run/" class=""> run</a>
<a data-link href="/docker/reference/commandline/save/" class=""> save</a>
<a data-link href="/docker/reference/commandline/search/" class=""> search</a>
<a data-link href="/docker/reference/commandline/start/" class=""> start</a>
<a data-link href="/docker/reference/commandline/stats/" class=""> stats</a>
<a data-link href="/docker/reference/commandline/stop/" class=""> stop</a>
<a data-link href="/docker/reference/commandline/tag/" class=""> tag</a>
<a data-link href="/docker/reference/commandline/top/" class=""> top</a>
<a data-link href="/docker/reference/commandline/unpause/" class=""> unpause</a>
<a data-link href="/docker/reference/commandline/version/" class=""> version</a>
<a data-link href="/docker/reference/commandline/wait/" class=""> wait</a>
</div>
</article>
<a data-link href="/docker/reference/run/" class=""> Docker run reference</a>
<a data-link href="/docker/reference/builder/" class=""> Dockerfile reference</a>
<a data-link href="/docker/reference/api/remote_api_client_libraries/" class=""> Remote API client libraries</a>
<a data-link href="/docker/reference/api/docker_io_accounts_api/" class=""> docker.io accounts API</a>
<article data-accordion>
<button data-control> Docker Remote API</button>
<div data-content>
<a data-link href="/docker/reference/api/docker-io_api/" class=""> Docker Hub API</a>
<a data-link href="/docker/reference/api/docker_remote_api/" class=""> Remote API</a>
<a data-link href="/docker/reference/api/docker_remote_api_v1.19/" class=""> Remote API v1.19</a>
<a data-link href="/docker/reference/api/docker_remote_api_v1.18/" class=""> Remote API v1.18</a>
<a data-link href="/docker/reference/api/docker_remote_api_v1.17/" class=""> Remote API v1.17</a>
<a data-link href="/docker/reference/api/docker_remote_api_v1.16/" class=""> Remote API v1.16</a>
<a data-link href="/docker/reference/api/docker_remote_api_v1.15/" class=""> Remote API v1.15</a>
<a data-link href="/docker/reference/api/docker_remote_api_v1.14/" class=""> Remote API v1.14</a>
</div>
</article>
<article data-accordion>
<button data-control> Docker Hub</button>
<div data-content>
<a data-link href="/docker/reference/api/hub_registry_spec/" class=""> The Docker Hub and the Registry v1</a>
</div>
</article>
<article data-accordion>
<button data-control> Docker Compose Reference</button>
<div data-content>
<a data-link href="/compose/cli/" class=""> Compose CLI reference</a>
<a data-link href="/compose/yml/" class=""> docker-compose.yml reference</a>
<a data-link href="/compose/env/" class=""> Compose environment variables reference</a>
</div>
</article>
<a data-link href="" class=""> Docker Machine Reference</a>
<article data-accordion>
<button data-control> Docker Swarm Reference</button>
<div data-content>
<a data-link href="/swarm/api/swarm-api/" class=""> Docker Swarm API</a>
</div>
</article>
<article data-accordion>
<button data-control> Docker Registry Reference</button>
<div data-content>
<a data-link href="/registry/spec/api/" class=""> Docker Registry HTTP API V2</a>
<a data-link href="/registry/storagedrivers/" class=""> Docker Registry Storage Driver</a>
<a data-link href="/registry/spec/auth/token/" class=""> Docker Registry v2 Authentication</a>
</div>
</article>
</div>
</article>
</section>
<section data-accordion>
<article data-accordion>
<button data-control> Open Source at Docker</button>
<div data-content>
<a data-link href="/opensource/how-to-contribute/" class=""> Overview of contributing</a>
<a data-link href="/docker/project/get-help/" class=""> Where to chat or get help</a>
<article data-accordion>
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<div data-content>
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<a data-link href="/docker/project/software-req-win/" class=""> Set up for development on Windows</a>
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<a data-link href="/docker/project/make-a-contribution/" class=""> Understand how to contribute</a>
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<a data-link href="/docker/project/work-issue/" class=""> Work on your issue</a>
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<article data-accordion>
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<div data-content>
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<a data-link href="/opensource/governance/conduct-code/" class=""> Code of conduct</a>
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<h1 id="contribute-code-overview">Contribute code overview</h1>
<p>If you&rsquo;d like to improve the code of any of Docker&rsquo;s projects, we would love to
have your contributions. All of our projects&rsquo; code repositories are on GitHub:</p>
<table class="tg" >
<col width="20%">
<col width="80%">
<tr>
<td class="tg-031e"><a href="https://github.com/docker/docker" target="_blank">docker/docker</a></td>
<td class="tg-031e">Docker the open-source application container engine</td>
</tr>
<tr>
<td class="tg-031e"><a href="https://github.com/docker/machine" target="_blank">docker/machine</a></td>
<td class="tg-031e">Software for the easy and quick creation of Docker hosts on your computer, on cloud providers, and inside your own data center.</td>
</tr>
<tr>
<td class="tg-031e"><a href="https://github.com/kitematic/kitematic" target="_blank">kitematic/kitematic</a></td>
<td class="tg-031e">Kitematic is a simple application for managing Docker containers on Mac OS X.</td>
</tr>
</td>
</tr>
<tr>
<td class="tg-031e"><a href="https://github.com/docker/swarm" target="_blank">docker/swarm</a></td>
<td class="tg-031e">Native clustering for Docker; manage several Docker hosts as a single, virtual host.</td>
</tr>
<tr>
<td class="tg-031e"><a href="https://github.com/docker/compose" target="_blank">docker/compose</a></td>
<td class="tg-031e">Define and run complex applications using one or many interlinked containers.</td>
</tr>
</table>
<p>See <a href="https://github.com/docker" target="_blank">the complete list of
Docker repositories</a> on GitHub.</p>
<p>If you want to contribute to the <code>docker/docker</code> repository you should be
familiar with or a invested in learning Go or the Markdown language. If you
know other languages, investigate our
other repositories&mdash;not all of them run on Go.</p>
<h1 id="code-contribution-workflow">Code contribution workflow</h1>
<p>Below is the general workflow for contributing Docker code or documentation.
If you are an experienced open source contributor you may be familiar with this
workflow. If you are new or just need reminders, the steps below link to more
detailed documentation in Docker&rsquo;s project contributors guide.</p>
<ol>
<li><p><a href="http://docs.docker.com/project/software-required/"
target="_blank">Get the software</a> you need.</p>
<p>This explains how to install a couple of tools used in our development
environment. What you need (or don&rsquo;t need) might surprise you.</p></li>
<li><p><a href="http://docs.docker.com/project/set-up-git/"
target="_blank">Configure Git and fork the repo</a>.</p>
<p>Your Git configuration can make it easier for you to contribute.
Configuration is especially key if are new to contributing or to Docker.</p></li>
<li><p><a href="http://docs.docker.com/project/set-up-dev-env/"
target="_blank">Learn to work with the Docker development container</a>.</p>
<p>Docker developers run <code>docker</code> in <code>docker</code>. If you are a geek,
this is a pretty cool experience.</p></li>
<li><p><a href="http://docs.docker.com/project/find-an-issue/"
target="_blank">Claim an issue</a> to work on.</p>
<p>We created a filter listing <a href="http://goo.gl/Hsp2mk" target="_blank">all open
and unclaimed issues</a> for Docker.</p></li>
<li><p><a
href="http://docs.docker.com/project/work-issue/" target="_blank">Work on the
issue</a>.</p>
<p>If you change or add code or docs to a project, you should test your changes
as you work. This page explains <a
href="http://docs.docker.com/project/test-and-docs/" target="_blank">how to
test in our development environment</a>.</p>
<p>Also, remember to always <strong>sign your commits</strong> as you work! To sign your
commits, include the <code>-s</code> flag in your commit like this:</p>
<pre><code>$ git commit -s -m &quot;Add commit with signature example&quot;
</code></pre>
<p>If you don&rsquo;t sign <a href="https://twitter.com/gordontheturtle"
target="_blank">Gordon</a> will get you!</p></li>
<li><p><a href="http://docs.docker.com/project/create-pr/" target="_blank">Create a
pull request</a>.</p>
<p>If you make a change to fix an issue, add reference to the issue in the pull
request. Here is an example of a perfect pull request with a good description,
issue reference, and signature in the commit:</p>
<p><img src="/opensource/images/bonus.png" alt="Sign commits and issues" />
</p>
<p>We have also have checklist that describes <a href="#what-is-the-pre-pull-request-checklist">what each pull request
needs</a>.</p></li>
<li><p><a href="http://docs.docker.com/project/review-pr/"
target="_blank">Participate in the pull request review</a> till a successful
merge.</p></li>
</ol>
<h2 id="faq-and-troubleshooting-tips-for-coders">FAQ and troubleshooting tips for coders</h2>
<p>This section contains some frequently asked questions and tips for
troubleshooting problems in your code contribution.</p>
<ul>
<li><a href="#how-do-i-set-my-signature:cb7f612e17aad7eb26c06709ef92a867">How do I set my signature?</a></li>
<li><a href="#how-do-i-track-changes-from-the-docker-repo-upstream:cb7f612e17aad7eb26c06709ef92a867">How do I track changes from the docker repo upstream?</a></li>
<li><a href="#how-do-i-format-my-go-code:cb7f612e17aad7eb26c06709ef92a867">How do I format my Go code?</a></li>
<li><a href="#what-is-the-pre-pull-request-checklist:cb7f612e17aad7eb26c06709ef92a867">What is the pre-pull request checklist?</a></li>
<li><a href="#how-should-i-comment-my-code:cb7f612e17aad7eb26c06709ef92a867">How should I comment my code?</a></li>
<li><a href="#how-do-i-rebase-my-feature-branch:cb7f612e17aad7eb26c06709ef92a867">How do I rebase my feature branch?</a></li>
</ul>
<h3 id="how-do-i-set-my-signature">How do I set my signature</h3>
<ol>
<li><p>Change to the root of your <code>docker-fork</code> repository.</p>
<pre><code>$ cd docker-fork
</code></pre></li>
<li><p>Set your <code>user.name</code> for the repository.</p>
<pre><code>$ git config --local user.name &quot;FirstName LastName&quot;
</code></pre></li>
<li><p>Set your <code>user.email</code> for the repository.</p>
<pre><code>$ git config --local user.email &quot;emailname@mycompany.com&quot;
</code></pre></li>
</ol>
<h3 id="how-do-i-track-changes-from-the-docker-repo-upstream">How do I track changes from the docker repo upstream</h3>
<p>Set your local repo to track changes upstream, on the <code>docker</code> repository.</p>
<ol>
<li><p>Change to the root of your Docker repository.</p>
<pre><code>$ cd docker-fork
</code></pre></li>
<li><p>Add a remote called <code>upstream</code> that points to <code>docker/docker</code></p>
<pre><code>$ git remote add upstream https://github.com/docker/docker.git
</code></pre></li>
</ol>
<h3 id="how-do-i-format-my-go-code">How do I format my Go code</h3>
<p>Run <code>gofmt -s -w filename.go</code> on each changed file before committing your changes.
Most editors have plug-ins that do the formatting automatically.</p>
<h3 id="what-is-the-pre-pull-request-checklist">What is the pre-pull request checklist</h3>
<ul>
<li><p>Sync and cleanly rebase on top of Docker&rsquo;s <code>master</code>; do not mix multiple branches
in the pull request.</p></li>
<li><p>Squash your commits into logical units of work using
<code>git rebase -i</code> and <code>git push -f</code>.</p></li>
<li><p>If your code requires a change to tests or documentation, include code,test,
and documentation changes in the same commit as your code; this ensures a
revert would remove all traces of the feature or fix.</p></li>
<li><p>Reference each issue in your pull request description (<code>#XXXX</code>).</p></li>
</ul>
<h3 id="how-should-i-comment-my-code">How should I comment my code?</h3>
<p>The Go blog wrote about code comments, it is <a href="http://goo.gl/fXCRu"
target="_blank">a single page explanation</a>. A summary follows:</p>
<ul>
<li>Comments begin with two forward <code>//</code> slashes.</li>
<li>To document a type, variable, constant, function, or even a package, write a
regular comment directly preceding the elements declaration, with no intervening blank
line.</li>
<li>Comments on package declarations should provide general package documentation.</li>
<li>For packages that need large amounts of introductory documentation: the
package comment is placed in its own file.</li>
<li>Subsequent lines of text are considered part of the same paragraph; you must
leave a blank line to separate paragraphs.</li>
<li>Indent pre-formatted text relative to the surrounding comment text (see gob&rsquo;s doc.go for an example).</li>
<li>URLs are converted to HTML links; no special markup is necessary.</li>
</ul>
<h3 id="how-do-i-rebase-my-feature-branch">How do I rebase my feature branch?</h3>
<p>Always rebase and squash your commits before making a pull request.</p>
<ol>
<li><p>Fetch any of the last minute changes from <code>docker/docker</code>.</p>
<pre><code>$ git fetch upstream master
</code></pre></li>
<li><p>Start an interactive rebase.</p>
<pre><code>$ git rebase -i upstream/master
</code></pre></li>
<li><p>Rebase opens an editor with a list of commits.</p>
<pre><code> pick 1a79f55 Tweak some of images
pick 3ce07bb Add a new line
</code></pre>
<p>If you run into trouble, <code>git --rebase abort</code> removes any changes and gets you
back to where you started.</p></li>
<li><p>Squash the <code>pick</code> keyword with <code>squash</code> on all but the first commit.</p>
<pre><code>pick 1a79f55 Tweak some of images
squash 3ce07bb Add a new line
</code></pre>
<p>After closing the file, <code>git</code> opens your editor again to edit the commit
message.</p></li>
<li><p>Edit and save your commit message.</p>
<pre><code>$ git commit -s
</code></pre>
<p>Make sure your message includes your signature.</p></li>
<li><p>Push any changes to your fork on GitHub.</p>
<pre><code>$ git push origin my-keen-feature
</code></pre></li>
</ol>
</article>
</section>
</div>
<div id="toc" class="large-3 columns toc ">
On this page:
<nav id="TableOfContents">
<ul>
<li><a href="#contribute-code-overview">Contribute code overview</a></li>
<li><a href="#code-contribution-workflow">Code contribution workflow</a>
<ul>
<li><a href="#faq-and-troubleshooting-tips-for-coders">FAQ and troubleshooting tips for coders</a>
<ul>
<li><a href="#how-do-i-set-my-signature">How do I set my signature</a></li>
<li><a href="#how-do-i-track-changes-from-the-docker-repo-upstream">How do I track changes from the docker repo upstream</a></li>
<li><a href="#how-do-i-format-my-go-code">How do I format my Go code</a></li>
<li><a href="#what-is-the-pre-pull-request-checklist">What is the pre-pull request checklist</a></li>
<li><a href="#how-should-i-comment-my-code">How should I comment my code?</a></li>
<li><a href="#how-do-i-rebase-my-feature-branch">How do I rebase my feature branch?</a></li>
</ul></li>
</ul></li>
</ul>
</nav>
</div>
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